View of the Devil's Den, a cluster of boulders in the Gettysburg National Military Park in Gettysburg (Adams County), Pennsylvania. The area is surrounded by a chain supported on pillars by cannon balls. A path meanders through the boulders and a...

An unidentified woman sits on a large boulder near Long Lake west of Ward in Boulder County, Colorado. Additional smaller boulders are also in the foreground. Tall pine trees stand along the shore of the lake in the background. A ridge of...

View of part of the Holly Group, North American Indian (Ancestral Puebloan) archaeological sites, at Hovenweep National Monument in Holly Canyon, Colorado. Shows partly restored stone masonry and mud dwellings built on large boulders. One structure...

Water flows around boulders in a creek above Empire in Clear Creek County, Colorado. Large rocks form walls on both sides of the creek in the background. Tall pine trees stand near the banks of the creek.

Large boulders, shrubs and a pine tree stand in the foreground of this view looking toward The Flatirons on Green Mountain west of Boulder in Boulder County, Colorado. A cabin is on a small hill in the far right midground.

Granite boulders, loose rock, and snow are on the summit of Pikes Peak (El Paso County), Colorado. The two-story stone Army Signal Corps Weather Station has windows and an iron observation platform with stairs. A Manitou and Pike's Peak Railway...

Booklet created by The Script Club of East High School in Denver, Colorado. Members of The Script Club, the writing club of East High, submitted their own works for create this booklet. Included are poems, essays, sketches and stories written by...

Two men work with compressed air, percussion-type rock drills called a stopers in the Slide Mine in Boulder County, Colorado. The men wear work clothes, hard hats, and electric mine lamps. Rocks and boulders litter the floor of the shaft.

View of a lake, identified as Chain of Lakes (probably Kearsarge Lakes or Charlotte Lake), and Kearsarge Pass, in Fresno County (now Kings Canyon National Park), California. Boulders and moraine surround the water; the trail traverses granite...

St. Bartholomew's Episcopal Chapel in Estes Park, Colorado, is a one-story brick and stone building with a gable roof. A peaked roof is over the entrance, and a large simple wooden cross is in front. A sign reading "Saint Bartholomew's Episcopal...

A man in a suit sits nexts to rocks that form a shelter over the Soda Spring, in Canon City, Colorado. Men sit by a wooden flume above that is supported by rock piers. Boulders are all around, and foothills are in the background.

A Denver, South Park, and Pacific Railroad locomotive with freight cars vents smoke in Buena Vista (Chaffee County), Colorado. The Lake House Hotel, a grocery store, and Mount Harvard are in the distance. Boulders cover the ground.